ProtocolTab - nie działa

błedy: 

[18:54:33] [Server thread/INFO]: [ProtocolTab] Loading ProtocolTab v1.1.3
[18:54:35] [Server thread/ERROR]: [org.bukkit.craftbukkit.v1_12_R1.CraftServer] Inconsistent constant pool data in classfile for class org/diorite/config/serialization/StringSerializer. Method 'java.lang.Object lambda$of$0(java.util.function.Function, java.lang.String, java.lang.Class)' at index 68 is CONSTANT_MethodRef and should be CONSTANT_InterfaceMethodRef initializing ProtocolTab v1.1.3 (Is it up to date?)
java.lang.IncompatibleClassChangeError: Inconsistent constant pool data in classfile for class org/diorite/config/serialization/StringSerializer. Method 'java.lang.Object lambda$of$0(java.util.function.Function, java.lang.String, java.lang.Class)' at index 68 is CONSTANT_MethodRef and should be CONSTANT_InterfaceMethodRef
	at org.diorite.config.serialization.StringSerializer.of(StringSerializer.java:118) ~[?:?]
	at org.diorite.config.serialization.Serialization.<init>(Serialization.java:257) ~[?:?]
	at org.diorite.config.serialization.Serialization.<clinit>(Serialization.java:102) ~[?:?]
	at org.diorite.config.impl.ConfigTemplateImpl.<init>(ConfigTemplateImpl.java:104) ~[?:?]
	at org.diorite.config.ConfigManager.getConfigFileVariant(ConfigManager.java:166) ~[?:?]
	at org.diorite.config.ConfigManager.getConfigFile(ConfigManager.java:136) ~[?:?]
	at org.diorite.config.ConfigManager.createInstance(ConfigManager.java:185) ~[?:?]
	at pl.kacperduras.protocoltab.ProtocolTabPlugin.onLoad(ProtocolTabPlugin.java:38) ~[?:?]
	at org.bukkit.craftbukkit.v1_12_R1.CraftServer.loadPlugins(CraftServer.java:323) ~[silnik.jar:git-Paper-1618]
	at net.minecraft.server.v1_12_R1.DedicatedServer.init(DedicatedServer.java:222) ~[silnik.jar:git-Paper-1618]
	at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:616) ~[silnik.jar:git-Paper-1618]

[18:54:48] [Server thread/ERROR]: Error occurred while enabling ProtocolTab v1.1.3 (Is it up to date?)
java.lang.IllegalArgumentException: Config can not be null!
	at org.apache.commons.lang3.Validate.isTrue(Validate.java:158) ~[silnik.jar:git-Paper-1618]
	at pl.kacperduras.protocoltab.manager.ProtocolTabManager.<init>(ProtocolTabManager.java:43) ~[?:?]
	at pl.kacperduras.protocoltab.ProtocolTabPlugin.onEnable(ProtocolTabPlugin.java:49) ~[?:?]
	at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:264) ~[silnik.jar:git-Paper-1618]
	at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:316) ~[silnik.jar:git-Paper-1618]
	at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:405) ~[silnik.jar:git-Paper-1618]
	at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugin(CraftServer.java:395) ~[silnik.jar:git-Paper-1618]
	at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugins(CraftServer.java:344) ~[silnik.jar:git-Paper-1618]
	at net.minecraft.server.v1_12_R1.MinecraftServer.t(MinecraftServer.java:442) ~[silnik.jar:git-Paper-1618]
	at net.minecraft.server.v1_12_R1.MinecraftServer.l(MinecraftServer.java:403) ~[silnik.jar:git-Paper-1618]
	at net.minecraft.server.v1_12_R1.MinecraftServer.a(MinecraftServer.java:341) ~[silnik.jar:git-Paper-1618]
	at net.minecraft.server.v1_12_R1.DedicatedServer.init(DedicatedServer.java:289) ~[silnik.jar:git-Paper-1618]
	at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:616) ~[silnik.jar:git-Paper-1618]
	at java.lang.Thread.run(Thread.java:834) [?:?]
[18:54:48] [Server thread/INFO]: [ProtocolTab] Disabling ProtocolTab v1.1.3

Silnik: PaperSpigot 1.12.2

na innym hostingu plugin normalnie dziala lecz na vps nie